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Versions: 20
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Stored size: 823 Bytes
Contents
module CiteProc
module Ruby
class Renderer
class History
attr_reader :maxsize, :memory
def initialize(state, maxsize = 10)
@state, @maxsize, = state, maxsize
@state.add_observer(self)
@memory = Hash.new do |hash, key|
hash[key] = []
end
end
def update(action, mode, memories = {})
history = memory[mode]
history << memories
ensure
history.shift if history.length > maxsize
end
def recall(mode)
memory[mode][-1]
end
def citation
memory['citation']
end
def bibliography
memory['bibliography']
end
def discard
memory.clear
self
end
end
end
end
end
Version data entries
20 entries across 20 versions & 1 rubygems